13261255534 has 8 divisors (see below), whose sum is σ = 19895976648. Its totient is φ = 6629263320.

The previous prime is 13261255493. The next prime is 13261255549. The reversal of 13261255534 is 43555216231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 13261255493 and 13261255502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 670032 + ... + 689539.

It is an arithmetic number, because the mean of its divisors is an integer number (2486997081).

Almost surely, 2^13261255534 is an apocalyptic number.

13261255534 is a deficient number, since it is larger than the sum of its proper divisors (6634721114).

13261255534 is a wasteful number, since it uses less digits than its factorization.

13261255534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1364450.

The product of its digits is 108000, while the sum is 37.

The spelling of 13261255534 in words is "thirteen billion, two hundred sixty-one million, two hundred fifty-five thousand, five hundred thirty-four".